Joseph Ellsworth
Public Repositories (17)
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Mbed 2 deprecated
xj-data-log-test-and-example
Data log for logging enviornmental, process and system state to FRAM or EPROM chips that do not have support for a file system. Includes support for multiple record types, evolving …
data log example, Data Logging, FRAMLast updated: 15 Sep 2016 8 18 -
Last updated: 30 Mar 2016 4 16
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temp-thermisterfor-ERT-J0
Calculate temperature based on resistance from thermistor with lookup chart
Last updated: 30 Aug 2016 7 14 -
Last updated: 14 Sep 2016 7 13
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Last updated: 27 Jul 2016 6 7
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Mbed 2 deprecated
xj-Init-clock-to-compile-time-if-not-already-initialized-ds1302
Initialize clock chip to compile time the first time the program runs after that it will read the time from the clock chip. I find this easy since a quick …
Date, ds1302, RTC, set_time, timeLast updated: 30 Mar 2016 4 6 -
ohms_law
Ohms law basic calculations for calculating R2 in voltage divider when R1 is known and to calculate voltage drop ratio when both R1 and R2 are known.
resistance, Voltage Divider, voltage dropLast updated: 30 Aug 2016 4 5